Route Price Intelligence
Cheap Flights From Boston to Ontario
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$327
Deals From
$309
Usually Costs
$309 – $368
Lowest We've Seen
$199
Based on 7,218 price pointshigh confidence
Monthly Price Guide
Jan
$304
Feb
$327
Mar
$447
Apr
$363
May
$311
Jun
$362
Jul
$345
Aug
$310
Sep
$309
Oct
$313
Nov
$336
Dec
$367
Cheapest Average Expensive
Best Time to Fly from Boston to Ontario
The cheapest time to fly from Boston to Ontario is typically January, when fares average around $304. The most expensive month tends to be March at around $447. For the best deals, consider flying in January, September, August.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $21290 price checksWorst: $368